diff --git a/css/css-inline/text-box-trim/text-box-trim-atomic-inline-001-ref.html b/css/css-inline/text-box-trim/text-box-trim-atomic-inline-001-ref.html
new file mode 100644
index 000000000000000..7614329e2e5bd97
--- /dev/null
+++ b/css/css-inline/text-box-trim/text-box-trim-atomic-inline-001-ref.html
@@ -0,0 +1,25 @@
+
+
+
+
+
+ X
+
+
diff --git a/css/css-inline/text-box-trim/text-box-trim-atomic-inline-001.html b/css/css-inline/text-box-trim/text-box-trim-atomic-inline-001.html
new file mode 100644
index 000000000000000..5f2d01c7dc72398
--- /dev/null
+++ b/css/css-inline/text-box-trim/text-box-trim-atomic-inline-001.html
@@ -0,0 +1,28 @@
+
+Test the `text-box-trim` isn't propagated into atomic inlines
+
+
+
+
+
+
+
+ X
+
+